171913140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 288

約数和(自身を含む): 645765120

約数和(自身を除く): 473851980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 43, 45, 57, 60, 63, 70, 76, 84, 86, 90, 95, 105, 114, 126, 129, 133, 140, 167, 171, 172, 180, 190, 210, 215, 228, 252, 258, 266, 285, 301, 315, 334, 342, 380, 387, 399, 420, 430, 501, 516, 532, 570, 602, 630, 645, 665, 668, 684, 774, 798, 817, 835, 855, 860, 903, 1002, 1140, 1169, 1197, 1204, 1260, 1290, 1330, 1503, 1505, 1548, 1596, 1634, 1670, 1710, 1806, 1935, 1995, 2004, 2338, 2394, 2451, 2505, 2580, 2660, 2709, 3006, 3010, 3173, 3268, 3340, 3420, 3507, 3612, 3870, 3990, 4085, 4515, 4676, 4788, 4902, 5010, 5418, 5719, 5845, 5985, 6012, 6020, 6346, 7014, 7181, 7353, 7515, 7740, 7980, 8170, 9030, 9519, 9804, 10020, 10521, 10836, 11438, 11690, 11970, 12255, 12692, 13545, 14028, 14362, 14706, 15030, 15865, 16340, 17157, 17535, 18060, 19038, 21042, 21543, 22211, 22876, 23380, 23940, 24510, 27090, 28557, 28595, 28724, 29412, 30060, 31730, 34314, 35070, 35905, 36765, 38076, 42084, 43086, 44422, 47595, 49020, 50267, 51471, 52605, 54180, 57114, 57190, 63460, 64629, 66633, 68628, 70140, 71810, 73530, 85785, 86172, 88844, 95190, 100534, 102942, 105210, 107715, 111055, 114228, 114380, 129258, 133266, 136439, 142785, 143620, 147060, 150801, 171570, 190380, 199899, 201068, 205884, 210420, 215430, 222110, 251335, 257355, 258516, 266532, 272878, 285570, 301602, 323145, 333165, 343140, 399798, 409317, 430860, 444220, 452403, 502670, 514710, 545756, 571140, 603204, 646290, 666330, 682195, 754005, 799596, 818634, 904806, 955073, 999495, 1005340, 1029420, 1227951, 1292580, 1332660, 1364390, 1508010, 1637268, 1809612, 1910146, 1998990, 2046585, 2262015, 2455902, 2728780, 2865219, 3016020, 3820292, 3997980, 4093170, 4524030, 4775365, 4911804, 5730438, 6139755, 8186340, 8595657, 9048060, 9550730, 11460876, 12279510, 14326095, 17191314, 19101460, 24559020, 28652190, 34382628, 42978285, 57304380, 85956570, 171913140]

約数ペア:

[(1, 171913140), (2, 85956570), (3, 57304380), (4, 42978285), (5, 34382628), (6, 28652190), (7, 24559020), (9, 19101460), (10, 17191314), (12, 14326095), (14, 12279510), (15, 11460876), (18, 9550730), (19, 9048060), (20, 8595657), (21, 8186340), (28, 6139755), (30, 5730438), (35, 4911804), (36, 4775365), (38, 4524030), (42, 4093170), (43, 3997980), (45, 3820292), (57, 3016020), (60, 2865219), (63, 2728780), (70, 2455902), (76, 2262015), (84, 2046585), (86, 1998990), (90, 1910146), (95, 1809612), (105, 1637268), (114, 1508010), (126, 1364390), (129, 1332660), (133, 1292580), (140, 1227951), (167, 1029420), (171, 1005340), (172, 999495), (180, 955073), (190, 904806), (210, 818634), (215, 799596), (228, 754005), (252, 682195), (258, 666330), (266, 646290), (285, 603204), (301, 571140), (315, 545756), (334, 514710), (342, 502670), (380, 452403), (387, 444220), (399, 430860), (420, 409317), (430, 399798), (501, 343140), (516, 333165), (532, 323145), (570, 301602), (602, 285570), (630, 272878), (645, 266532), (665, 258516), (668, 257355), (684, 251335), (774, 222110), (798, 215430), (817, 210420), (835, 205884), (855, 201068), (860, 199899), (903, 190380), (1002, 171570), (1140, 150801), (1169, 147060), (1197, 143620), (1204, 142785), (1260, 136439), (1290, 133266), (1330, 129258), (1503, 114380), (1505, 114228), (1548, 111055), (1596, 107715), (1634, 105210), (1670, 102942), (1710, 100534), (1806, 95190), (1935, 88844), (1995, 86172), (2004, 85785), (2338, 73530), (2394, 71810), (2451, 70140), (2505, 68628), (2580, 66633), (2660, 64629), (2709, 63460), (3006, 57190), (3010, 57114), (3173, 54180), (3268, 52605), (3340, 51471), (3420, 50267), (3507, 49020), (3612, 47595), (3870, 44422), (3990, 43086), (4085, 42084), (4515, 38076), (4676, 36765), (4788, 35905), (4902, 35070), (5010, 34314), (5418, 31730), (5719, 30060), (5845, 29412), (5985, 28724), (6012, 28595), (6020, 28557), (6346, 27090), (7014, 24510), (7181, 23940), (7353, 23380), (7515, 22876), (7740, 22211), (7980, 21543), (8170, 21042), (9030, 19038), (9519, 18060), (9804, 17535), (10020, 17157), (10521, 16340), (10836, 15865), (11438, 15030), (11690, 14706), (11970, 14362), (12255, 14028), (12692, 13545)]