641777580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 288

約数和(自身を含む): 2147169024

約数和(自身を除く): 1505391444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 43, 45, 54, 60, 74, 81, 83, 86, 90, 108, 111, 129, 135, 148, 162, 166, 172, 180, 185, 215, 222, 243, 249, 258, 270, 324, 332, 333, 370, 387, 405, 415, 430, 444, 486, 498, 516, 540, 555, 645, 666, 740, 747, 774, 810, 830, 860, 972, 996, 999, 1110, 1161, 1215, 1245, 1290, 1332, 1494, 1548, 1591, 1620, 1660, 1665, 1935, 1998, 2220, 2241, 2322, 2430, 2490, 2580, 2988, 2997, 3071, 3182, 3330, 3483, 3569, 3735, 3870, 3996, 4482, 4644, 4773, 4860, 4980, 4995, 5805, 5994, 6142, 6364, 6660, 6723, 6966, 7138, 7470, 7740, 7955, 8964, 8991, 9213, 9546, 9990, 10449, 10707, 11205, 11610, 11988, 12284, 13446, 13932, 14276, 14319, 14940, 14985, 15355, 15910, 17415, 17845, 17982, 18426, 19092, 19980, 20169, 20898, 21414, 22410, 23220, 23865, 26892, 27639, 28638, 29970, 30710, 31820, 32121, 33615, 34830, 35690, 35964, 36852, 40338, 41796, 42828, 42957, 44820, 44955, 46065, 47730, 52245, 53535, 55278, 57276, 59940, 61420, 64242, 67230, 69660, 71380, 71595, 80676, 82917, 85914, 89910, 92130, 95460, 96363, 100845, 104490, 107070, 110556, 128484, 128871, 132053, 134460, 138195, 143190, 160605, 165834, 171828, 179820, 184260, 192726, 201690, 208980, 214140, 214785, 248751, 257742, 264106, 276390, 286380, 289089, 321210, 331668, 385452, 386613, 396159, 403380, 414585, 429570, 481815, 497502, 515484, 528212, 552780, 578178, 642420, 644355, 660265, 746253, 773226, 792318, 829170, 859140, 867267, 963630, 995004, 1156356, 1188477, 1243755, 1288710, 1320530, 1445445, 1492506, 1546452, 1584636, 1658340, 1734534, 1927260, 1933065, 1980795, 2376954, 2487510, 2577420, 2641060, 2890890, 2985012, 3469068, 3565431, 3731265, 3866130, 3961590, 4336335, 4753908, 4975020, 5781780, 5942385, 7130862, 7462530, 7732260, 7923180, 8672670, 10696293, 11884770, 14261724, 14925060, 17345340, 17827155, 21392586, 23769540, 32088879, 35654310, 42785172, 53481465, 64177758, 71308620, 106962930, 128355516, 160444395, 213925860, 320888790, 641777580]

約数ペア:

[(1, 641777580), (2, 320888790), (3, 213925860), (4, 160444395), (5, 128355516), (6, 106962930), (9, 71308620), (10, 64177758), (12, 53481465), (15, 42785172), (18, 35654310), (20, 32088879), (27, 23769540), (30, 21392586), (36, 17827155), (37, 17345340), (43, 14925060), (45, 14261724), (54, 11884770), (60, 10696293), (74, 8672670), (81, 7923180), (83, 7732260), (86, 7462530), (90, 7130862), (108, 5942385), (111, 5781780), (129, 4975020), (135, 4753908), (148, 4336335), (162, 3961590), (166, 3866130), (172, 3731265), (180, 3565431), (185, 3469068), (215, 2985012), (222, 2890890), (243, 2641060), (249, 2577420), (258, 2487510), (270, 2376954), (324, 1980795), (332, 1933065), (333, 1927260), (370, 1734534), (387, 1658340), (405, 1584636), (415, 1546452), (430, 1492506), (444, 1445445), (486, 1320530), (498, 1288710), (516, 1243755), (540, 1188477), (555, 1156356), (645, 995004), (666, 963630), (740, 867267), (747, 859140), (774, 829170), (810, 792318), (830, 773226), (860, 746253), (972, 660265), (996, 644355), (999, 642420), (1110, 578178), (1161, 552780), (1215, 528212), (1245, 515484), (1290, 497502), (1332, 481815), (1494, 429570), (1548, 414585), (1591, 403380), (1620, 396159), (1660, 386613), (1665, 385452), (1935, 331668), (1998, 321210), (2220, 289089), (2241, 286380), (2322, 276390), (2430, 264106), (2490, 257742), (2580, 248751), (2988, 214785), (2997, 214140), (3071, 208980), (3182, 201690), (3330, 192726), (3483, 184260), (3569, 179820), (3735, 171828), (3870, 165834), (3996, 160605), (4482, 143190), (4644, 138195), (4773, 134460), (4860, 132053), (4980, 128871), (4995, 128484), (5805, 110556), (5994, 107070), (6142, 104490), (6364, 100845), (6660, 96363), (6723, 95460), (6966, 92130), (7138, 89910), (7470, 85914), (7740, 82917), (7955, 80676), (8964, 71595), (8991, 71380), (9213, 69660), (9546, 67230), (9990, 64242), (10449, 61420), (10707, 59940), (11205, 57276), (11610, 55278), (11988, 53535), (12284, 52245), (13446, 47730), (13932, 46065), (14276, 44955), (14319, 44820), (14940, 42957), (14985, 42828), (15355, 41796), (15910, 40338), (17415, 36852), (17845, 35964), (17982, 35690), (18426, 34830), (19092, 33615), (19980, 32121), (20169, 31820), (20898, 30710), (21414, 29970), (22410, 28638), (23220, 27639), (23865, 26892)]