780382440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:728

約数の個数: 192

約数和(自身を含む): 2685945600

約数和(自身を除く): 1905563160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 271, 285, 342, 360, 380, 421, 456, 542, 570, 684, 760, 813, 842, 855, 1084, 1140, 1263, 1355, 1368, 1626, 1684, 1710, 2105, 2168, 2280, 2439, 2526, 2710, 3252, 3368, 3420, 3789, 4065, 4210, 4878, 5052, 5149, 5420, 6315, 6504, 6840, 7578, 7999, 8130, 8420, 9756, 10104, 10298, 10840, 12195, 12630, 15156, 15447, 15998, 16260, 16840, 18945, 19512, 20596, 23997, 24390, 25260, 25745, 30312, 30894, 31996, 32520, 37890, 39995, 41192, 46341, 47994, 48780, 50520, 51490, 61788, 63992, 71991, 75780, 77235, 79990, 92682, 95988, 97560, 102980, 114091, 119985, 123576, 143982, 151560, 154470, 159980, 185364, 191976, 205960, 228182, 231705, 239970, 287964, 308940, 319960, 342273, 359955, 370728, 456364, 463410, 479940, 570455, 575928, 617880, 684546, 719910, 912728, 926820, 959880, 1026819, 1140910, 1369092, 1439820, 1711365, 1853640, 2053638, 2167729, 2281820, 2738184, 2879640, 3422730, 4107276, 4335458, 4563640, 5134095, 6503187, 6845460, 8214552, 8670916, 10268190, 10838645, 13006374, 13690920, 17341832, 19509561, 20536380, 21677290, 26012748, 32515935, 39019122, 41072760, 43354580, 52025496, 65031870, 78038244, 86709160, 97547805, 130063740, 156076488, 195095610, 260127480, 390191220, 780382440]

約数ペア:

[(1, 780382440), (2, 390191220), (3, 260127480), (4, 195095610), (5, 156076488), (6, 130063740), (8, 97547805), (9, 86709160), (10, 78038244), (12, 65031870), (15, 52025496), (18, 43354580), (19, 41072760), (20, 39019122), (24, 32515935), (30, 26012748), (36, 21677290), (38, 20536380), (40, 19509561), (45, 17341832), (57, 13690920), (60, 13006374), (72, 10838645), (76, 10268190), (90, 8670916), (95, 8214552), (114, 6845460), (120, 6503187), (152, 5134095), (171, 4563640), (180, 4335458), (190, 4107276), (228, 3422730), (271, 2879640), (285, 2738184), (342, 2281820), (360, 2167729), (380, 2053638), (421, 1853640), (456, 1711365), (542, 1439820), (570, 1369092), (684, 1140910), (760, 1026819), (813, 959880), (842, 926820), (855, 912728), (1084, 719910), (1140, 684546), (1263, 617880), (1355, 575928), (1368, 570455), (1626, 479940), (1684, 463410), (1710, 456364), (2105, 370728), (2168, 359955), (2280, 342273), (2439, 319960), (2526, 308940), (2710, 287964), (3252, 239970), (3368, 231705), (3420, 228182), (3789, 205960), (4065, 191976), (4210, 185364), (4878, 159980), (5052, 154470), (5149, 151560), (5420, 143982), (6315, 123576), (6504, 119985), (6840, 114091), (7578, 102980), (7999, 97560), (8130, 95988), (8420, 92682), (9756, 79990), (10104, 77235), (10298, 75780), (10840, 71991), (12195, 63992), (12630, 61788), (15156, 51490), (15447, 50520), (15998, 48780), (16260, 47994), (16840, 46341), (18945, 41192), (19512, 39995), (20596, 37890), (23997, 32520), (24390, 31996), (25260, 30894), (25745, 30312)]