19712909160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{25153}}^1$

素因数の和:25488

約数の個数: 192

約数和(自身を含む): 73457729280

約数和(自身を除く): 53744820120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 311, 315, 360, 420, 504, 622, 630, 840, 933, 1244, 1260, 1555, 1866, 2177, 2488, 2520, 2799, 3110, 3732, 4354, 4665, 5598, 6220, 6531, 7464, 8708, 9330, 10885, 11196, 12440, 13062, 13995, 17416, 18660, 19593, 21770, 22392, 25153, 26124, 27990, 32655, 37320, 39186, 43540, 50306, 52248, 55980, 65310, 75459, 78372, 87080, 97965, 100612, 111960, 125765, 130620, 150918, 156744, 176071, 195930, 201224, 226377, 251530, 261240, 301836, 352142, 377295, 391860, 452754, 503060, 528213, 603672, 704284, 754590, 783720, 880355, 905508, 1006120, 1056426, 1131885, 1408568, 1509180, 1584639, 1760710, 1811016, 2112852, 2263770, 2641065, 3018360, 3169278, 3521420, 4225704, 4527540, 5282130, 6338556, 7042840, 7822583, 7923195, 9055080, 10564260, 12677112, 15645166, 15846390, 21128520, 23467749, 31290332, 31692780, 39112915, 46935498, 54758081, 62580664, 63385560, 70403247, 78225830, 93870996, 109516162, 117338745, 140806494, 156451660, 164274243, 187741992, 219032324, 234677490, 273790405, 281612988, 312903320, 328548486, 352016235, 438064648, 469354980, 492822729, 547580810, 563225976, 657096972, 704032470, 821371215, 938709960, 985645458, 1095161620, 1314193944, 1408064940, 1642742430, 1971290916, 2190323240, 2464113645, 2816129880, 3285484860, 3942581832, 4928227290, 6570969720, 9856454580, 19712909160]

約数ペア:

[(1, 19712909160), (2, 9856454580), (3, 6570969720), (4, 4928227290), (5, 3942581832), (6, 3285484860), (7, 2816129880), (8, 2464113645), (9, 2190323240), (10, 1971290916), (12, 1642742430), (14, 1408064940), (15, 1314193944), (18, 1095161620), (20, 985645458), (21, 938709960), (24, 821371215), (28, 704032470), (30, 657096972), (35, 563225976), (36, 547580810), (40, 492822729), (42, 469354980), (45, 438064648), (56, 352016235), (60, 328548486), (63, 312903320), (70, 281612988), (72, 273790405), (84, 234677490), (90, 219032324), (105, 187741992), (120, 164274243), (126, 156451660), (140, 140806494), (168, 117338745), (180, 109516162), (210, 93870996), (252, 78225830), (280, 70403247), (311, 63385560), (315, 62580664), (360, 54758081), (420, 46935498), (504, 39112915), (622, 31692780), (630, 31290332), (840, 23467749), (933, 21128520), (1244, 15846390), (1260, 15645166), (1555, 12677112), (1866, 10564260), (2177, 9055080), (2488, 7923195), (2520, 7822583), (2799, 7042840), (3110, 6338556), (3732, 5282130), (4354, 4527540), (4665, 4225704), (5598, 3521420), (6220, 3169278), (6531, 3018360), (7464, 2641065), (8708, 2263770), (9330, 2112852), (10885, 1811016), (11196, 1760710), (12440, 1584639), (13062, 1509180), (13995, 1408568), (17416, 1131885), (18660, 1056426), (19593, 1006120), (21770, 905508), (22392, 880355), (25153, 783720), (26124, 754590), (27990, 704284), (32655, 603672), (37320, 528213), (39186, 503060), (43540, 452754), (50306, 391860), (52248, 377295), (55980, 352142), (65310, 301836), (75459, 261240), (78372, 251530), (87080, 226377), (97965, 201224), (100612, 195930), (111960, 176071), (125765, 156744), (130620, 150918)]