1900812160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 256

約数和(自身を含む): 5274460800

約数和(自身を除く): 3373648640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 89, 104, 128, 130, 136, 151, 160, 170, 178, 208, 221, 260, 272, 302, 320, 340, 356, 416, 442, 445, 520, 544, 604, 640, 680, 712, 755, 832, 884, 890, 1040, 1088, 1105, 1157, 1208, 1360, 1424, 1510, 1513, 1664, 1768, 1780, 1963, 2080, 2176, 2210, 2314, 2416, 2567, 2720, 2848, 3020, 3026, 3536, 3560, 3926, 4160, 4420, 4628, 4832, 5134, 5440, 5696, 5785, 6040, 6052, 7072, 7120, 7565, 7852, 8320, 8840, 9256, 9664, 9815, 10268, 10880, 11392, 11570, 12080, 12104, 12835, 13439, 14144, 14240, 15130, 15704, 17680, 18512, 19328, 19630, 19669, 20536, 23140, 24160, 24208, 25670, 26878, 28288, 28480, 30260, 31408, 33371, 35360, 37024, 39260, 39338, 41072, 46280, 48320, 48416, 51340, 53756, 56960, 60520, 62816, 66742, 67195, 70720, 74048, 78520, 78676, 82144, 92560, 96640, 96832, 98345, 102680, 107512, 121040, 125632, 133484, 134390, 141440, 148096, 157040, 157352, 164288, 166855, 174707, 185120, 193664, 196690, 205360, 215024, 228463, 242080, 251264, 266968, 268780, 314080, 314704, 328576, 333710, 349414, 370240, 393380, 410720, 430048, 456926, 484160, 533936, 537560, 628160, 629408, 667420, 698828, 740480, 786760, 821440, 860096, 873535, 913852, 968320, 1067872, 1075120, 1142315, 1256320, 1258816, 1334840, 1397656, 1573520, 1642880, 1720192, 1747070, 1827704, 2135744, 2150240, 2284630, 2517632, 2669680, 2795312, 2970019, 3147040, 3494140, 3655408, 4271488, 4300480, 4569260, 5339360, 5590624, 5940038, 6294080, 6988280, 7310816, 8600960, 9138520, 10678720, 11181248, 11880076, 12588160, 13976560, 14621632, 14850095, 18277040, 21357440, 22362496, 23760152, 27953120, 29243264, 29700190, 36554080, 47520304, 55906240, 59400380, 73108160, 95040608, 111812480, 118800760, 146216320, 190081216, 237601520, 380162432, 475203040, 950406080, 1900812160]

約数ペア:

[(1, 1900812160), (2, 950406080), (4, 475203040), (5, 380162432), (8, 237601520), (10, 190081216), (13, 146216320), (16, 118800760), (17, 111812480), (20, 95040608), (26, 73108160), (32, 59400380), (34, 55906240), (40, 47520304), (52, 36554080), (64, 29700190), (65, 29243264), (68, 27953120), (80, 23760152), (85, 22362496), (89, 21357440), (104, 18277040), (128, 14850095), (130, 14621632), (136, 13976560), (151, 12588160), (160, 11880076), (170, 11181248), (178, 10678720), (208, 9138520), (221, 8600960), (260, 7310816), (272, 6988280), (302, 6294080), (320, 5940038), (340, 5590624), (356, 5339360), (416, 4569260), (442, 4300480), (445, 4271488), (520, 3655408), (544, 3494140), (604, 3147040), (640, 2970019), (680, 2795312), (712, 2669680), (755, 2517632), (832, 2284630), (884, 2150240), (890, 2135744), (1040, 1827704), (1088, 1747070), (1105, 1720192), (1157, 1642880), (1208, 1573520), (1360, 1397656), (1424, 1334840), (1510, 1258816), (1513, 1256320), (1664, 1142315), (1768, 1075120), (1780, 1067872), (1963, 968320), (2080, 913852), (2176, 873535), (2210, 860096), (2314, 821440), (2416, 786760), (2567, 740480), (2720, 698828), (2848, 667420), (3020, 629408), (3026, 628160), (3536, 537560), (3560, 533936), (3926, 484160), (4160, 456926), (4420, 430048), (4628, 410720), (4832, 393380), (5134, 370240), (5440, 349414), (5696, 333710), (5785, 328576), (6040, 314704), (6052, 314080), (7072, 268780), (7120, 266968), (7565, 251264), (7852, 242080), (8320, 228463), (8840, 215024), (9256, 205360), (9664, 196690), (9815, 193664), (10268, 185120), (10880, 174707), (11392, 166855), (11570, 164288), (12080, 157352), (12104, 157040), (12835, 148096), (13439, 141440), (14144, 134390), (14240, 133484), (15130, 125632), (15704, 121040), (17680, 107512), (18512, 102680), (19328, 98345), (19630, 96832), (19669, 96640), (20536, 92560), (23140, 82144), (24160, 78676), (24208, 78520), (25670, 74048), (26878, 70720), (28288, 67195), (28480, 66742), (30260, 62816), (31408, 60520), (33371, 56960), (35360, 53756), (37024, 51340), (39260, 48416), (39338, 48320), (41072, 46280)]