1256276490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2753}}^1$

素因数の和:2864

約数の個数: 128

約数和(自身を含む): 3597737472

約数和(自身を除く): 2341460982

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 53, 70, 82, 105, 106, 123, 159, 205, 210, 246, 265, 287, 318, 371, 410, 530, 574, 615, 742, 795, 861, 1113, 1230, 1435, 1590, 1722, 1855, 2173, 2226, 2753, 2870, 3710, 4305, 4346, 5506, 5565, 6519, 8259, 8610, 10865, 11130, 13038, 13765, 15211, 16518, 19271, 21730, 27530, 30422, 32595, 38542, 41295, 45633, 57813, 65190, 76055, 82590, 91266, 96355, 112873, 115626, 145909, 152110, 192710, 225746, 228165, 289065, 291818, 338619, 437727, 456330, 564365, 578130, 677238, 729545, 790111, 875454, 1021363, 1128730, 1459090, 1580222, 1693095, 2042726, 2188635, 2370333, 3064089, 3386190, 3950555, 4377270, 4740666, 5106815, 5982269, 6128178, 7901110, 10213630, 11851665, 11964538, 15320445, 17946807, 23703330, 29911345, 30640890, 35893614, 41875883, 59822690, 83751766, 89734035, 125627649, 179468070, 209379415, 251255298, 418758830, 628138245, 1256276490]

約数ペア:

[(1, 1256276490), (2, 628138245), (3, 418758830), (5, 251255298), (6, 209379415), (7, 179468070), (10, 125627649), (14, 89734035), (15, 83751766), (21, 59822690), (30, 41875883), (35, 35893614), (41, 30640890), (42, 29911345), (53, 23703330), (70, 17946807), (82, 15320445), (105, 11964538), (106, 11851665), (123, 10213630), (159, 7901110), (205, 6128178), (210, 5982269), (246, 5106815), (265, 4740666), (287, 4377270), (318, 3950555), (371, 3386190), (410, 3064089), (530, 2370333), (574, 2188635), (615, 2042726), (742, 1693095), (795, 1580222), (861, 1459090), (1113, 1128730), (1230, 1021363), (1435, 875454), (1590, 790111), (1722, 729545), (1855, 677238), (2173, 578130), (2226, 564365), (2753, 456330), (2870, 437727), (3710, 338619), (4305, 291818), (4346, 289065), (5506, 228165), (5565, 225746), (6519, 192710), (8259, 152110), (8610, 145909), (10865, 115626), (11130, 112873), (13038, 96355), (13765, 91266), (15211, 82590), (16518, 76055), (19271, 65190), (21730, 57813), (27530, 45633), (30422, 41295), (32595, 38542)]