19377450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{149}}^1$

素因数の和:201

約数の個数: 108

約数和(自身を含む): 55674450

約数和(自身を除く): 36297000

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 149, 150, 153, 170, 225, 255, 289, 298, 306, 425, 447, 450, 510, 578, 745, 765, 850, 867, 894, 1275, 1341, 1445, 1490, 1530, 1734, 2235, 2533, 2550, 2601, 2682, 2890, 3725, 3825, 4335, 4470, 5066, 5202, 6705, 7225, 7450, 7599, 7650, 8670, 11175, 12665, 13005, 13410, 14450, 15198, 21675, 22350, 22797, 25330, 26010, 33525, 37995, 43061, 43350, 45594, 63325, 65025, 67050, 75990, 86122, 113985, 126650, 129183, 130050, 189975, 215305, 227970, 258366, 379950, 387549, 430610, 569925, 645915, 775098, 1076525, 1139850, 1291830, 1937745, 2153050, 3229575, 3875490, 6459150, 9688725, 19377450]

約数ペア:

[(1, 19377450), (2, 9688725), (3, 6459150), (5, 3875490), (6, 3229575), (9, 2153050), (10, 1937745), (15, 1291830), (17, 1139850), (18, 1076525), (25, 775098), (30, 645915), (34, 569925), (45, 430610), (50, 387549), (51, 379950), (75, 258366), (85, 227970), (90, 215305), (102, 189975), (149, 130050), (150, 129183), (153, 126650), (170, 113985), (225, 86122), (255, 75990), (289, 67050), (298, 65025), (306, 63325), (425, 45594), (447, 43350), (450, 43061), (510, 37995), (578, 33525), (745, 26010), (765, 25330), (850, 22797), (867, 22350), (894, 21675), (1275, 15198), (1341, 14450), (1445, 13410), (1490, 13005), (1530, 12665), (1734, 11175), (2235, 8670), (2533, 7650), (2550, 7599), (2601, 7450), (2682, 7225), (2890, 6705), (3725, 5202), (3825, 5066), (4335, 4470)]