404428780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 1079930880

約数和(自身を除く): 675502100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 58, 61, 70, 71, 92, 115, 116, 122, 140, 142, 145, 161, 203, 230, 244, 284, 290, 305, 322, 355, 406, 427, 460, 497, 580, 610, 644, 667, 710, 805, 812, 854, 994, 1015, 1220, 1334, 1403, 1420, 1610, 1633, 1708, 1769, 1988, 2030, 2059, 2135, 2485, 2668, 2806, 3220, 3266, 3335, 3538, 4060, 4118, 4270, 4331, 4669, 4970, 5612, 6532, 6670, 7015, 7076, 8165, 8236, 8540, 8662, 8845, 9338, 9821, 9940, 10295, 11431, 12383, 13340, 14030, 14413, 16330, 17324, 17690, 18676, 19642, 20590, 21655, 22862, 23345, 24766, 28060, 28826, 30317, 32660, 35380, 39284, 40687, 41180, 43310, 45724, 46690, 47357, 49105, 49532, 57155, 57652, 60634, 61915, 72065, 81374, 86620, 93380, 94714, 98210, 99613, 114310, 121268, 123830, 125599, 144130, 151585, 162748, 189428, 196420, 199226, 203435, 228620, 236785, 247660, 251198, 284809, 288260, 303170, 331499, 398452, 406870, 473570, 498065, 502396, 569618, 606340, 627995, 662998, 697291, 813740, 879193, 947140, 996130, 1139236, 1255990, 1325996, 1394582, 1424045, 1657495, 1758386, 1992260, 2511980, 2789164, 2848090, 2888777, 3314990, 3486455, 3516772, 4395965, 5696180, 5777554, 6629980, 6972910, 8791930, 11555108, 13945820, 14443885, 17583860, 20221439, 28887770, 40442878, 57775540, 80885756, 101107195, 202214390, 404428780]

約数ペア:

[(1, 404428780), (2, 202214390), (4, 101107195), (5, 80885756), (7, 57775540), (10, 40442878), (14, 28887770), (20, 20221439), (23, 17583860), (28, 14443885), (29, 13945820), (35, 11555108), (46, 8791930), (58, 6972910), (61, 6629980), (70, 5777554), (71, 5696180), (92, 4395965), (115, 3516772), (116, 3486455), (122, 3314990), (140, 2888777), (142, 2848090), (145, 2789164), (161, 2511980), (203, 1992260), (230, 1758386), (244, 1657495), (284, 1424045), (290, 1394582), (305, 1325996), (322, 1255990), (355, 1139236), (406, 996130), (427, 947140), (460, 879193), (497, 813740), (580, 697291), (610, 662998), (644, 627995), (667, 606340), (710, 569618), (805, 502396), (812, 498065), (854, 473570), (994, 406870), (1015, 398452), (1220, 331499), (1334, 303170), (1403, 288260), (1420, 284809), (1610, 251198), (1633, 247660), (1708, 236785), (1769, 228620), (1988, 203435), (2030, 199226), (2059, 196420), (2135, 189428), (2485, 162748), (2668, 151585), (2806, 144130), (3220, 125599), (3266, 123830), (3335, 121268), (3538, 114310), (4060, 99613), (4118, 98210), (4270, 94714), (4331, 93380), (4669, 86620), (4970, 81374), (5612, 72065), (6532, 61915), (6670, 60634), (7015, 57652), (7076, 57155), (8165, 49532), (8236, 49105), (8540, 47357), (8662, 46690), (8845, 45724), (9338, 43310), (9821, 41180), (9940, 40687), (10295, 39284), (11431, 35380), (12383, 32660), (13340, 30317), (14030, 28826), (14413, 28060), (16330, 24766), (17324, 23345), (17690, 22862), (18676, 21655), (19642, 20590)]