145531360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 398974464

約数和(自身を除く): 253443104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 37, 40, 52, 61, 62, 65, 74, 80, 104, 122, 124, 130, 148, 155, 160, 185, 208, 244, 248, 260, 296, 305, 310, 370, 403, 416, 481, 488, 496, 520, 592, 610, 620, 740, 793, 806, 962, 976, 992, 1040, 1147, 1184, 1220, 1240, 1480, 1586, 1612, 1891, 1924, 1952, 2015, 2080, 2257, 2294, 2405, 2440, 2480, 2960, 3172, 3224, 3782, 3848, 3965, 4030, 4514, 4588, 4810, 4880, 4960, 5735, 5920, 6344, 6448, 7564, 7696, 7930, 8060, 9028, 9176, 9455, 9620, 9760, 11285, 11470, 12688, 12896, 14911, 15128, 15392, 15860, 16120, 18056, 18352, 18910, 19240, 22570, 22940, 24583, 25376, 29341, 29822, 30256, 31720, 32240, 36112, 36704, 37820, 38480, 45140, 45880, 49166, 58682, 59644, 60512, 63440, 64480, 69967, 72224, 74555, 75640, 76960, 90280, 91760, 98332, 117364, 119288, 122915, 126880, 139934, 146705, 149110, 151280, 180560, 183520, 196664, 234728, 238576, 245830, 279868, 293410, 298220, 302560, 349835, 361120, 393328, 469456, 477152, 491660, 559736, 586820, 596440, 699670, 786656, 909571, 938912, 983320, 1119472, 1173640, 1192880, 1399340, 1819142, 1966640, 2238944, 2347280, 2385760, 2798680, 3638284, 3933280, 4547855, 4694560, 5597360, 7276568, 9095710, 11194720, 14553136, 18191420, 29106272, 36382840, 72765680, 145531360]

約数ペア:

[(1, 145531360), (2, 72765680), (4, 36382840), (5, 29106272), (8, 18191420), (10, 14553136), (13, 11194720), (16, 9095710), (20, 7276568), (26, 5597360), (31, 4694560), (32, 4547855), (37, 3933280), (40, 3638284), (52, 2798680), (61, 2385760), (62, 2347280), (65, 2238944), (74, 1966640), (80, 1819142), (104, 1399340), (122, 1192880), (124, 1173640), (130, 1119472), (148, 983320), (155, 938912), (160, 909571), (185, 786656), (208, 699670), (244, 596440), (248, 586820), (260, 559736), (296, 491660), (305, 477152), (310, 469456), (370, 393328), (403, 361120), (416, 349835), (481, 302560), (488, 298220), (496, 293410), (520, 279868), (592, 245830), (610, 238576), (620, 234728), (740, 196664), (793, 183520), (806, 180560), (962, 151280), (976, 149110), (992, 146705), (1040, 139934), (1147, 126880), (1184, 122915), (1220, 119288), (1240, 117364), (1480, 98332), (1586, 91760), (1612, 90280), (1891, 76960), (1924, 75640), (1952, 74555), (2015, 72224), (2080, 69967), (2257, 64480), (2294, 63440), (2405, 60512), (2440, 59644), (2480, 58682), (2960, 49166), (3172, 45880), (3224, 45140), (3782, 38480), (3848, 37820), (3965, 36704), (4030, 36112), (4514, 32240), (4588, 31720), (4810, 30256), (4880, 29822), (4960, 29341), (5735, 25376), (5920, 24583), (6344, 22940), (6448, 22570), (7564, 19240), (7696, 18910), (7930, 18352), (8060, 18056), (9028, 16120), (9176, 15860), (9455, 15392), (9620, 15128), (9760, 14911), (11285, 12896), (11470, 12688)]