402097360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 1107072000

約数和(自身を除く): 704974640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 79, 80, 112, 122, 140, 149, 158, 244, 280, 298, 305, 316, 395, 427, 488, 553, 560, 596, 610, 632, 745, 790, 854, 976, 1043, 1106, 1192, 1220, 1264, 1490, 1580, 1708, 2086, 2135, 2212, 2384, 2440, 2765, 2980, 3160, 3416, 4172, 4270, 4424, 4819, 4880, 5215, 5530, 5960, 6320, 6832, 8344, 8540, 8848, 9089, 9638, 10430, 11060, 11771, 11920, 16688, 17080, 18178, 19276, 20860, 22120, 23542, 24095, 33733, 34160, 36356, 38552, 41720, 44240, 45445, 47084, 48190, 58855, 63623, 67466, 72712, 77104, 82397, 83440, 90890, 94168, 96380, 117710, 127246, 134932, 145424, 164794, 168665, 181780, 188336, 192760, 235420, 254492, 269864, 318115, 329588, 337330, 363560, 385520, 411985, 470840, 508984, 539728, 636230, 659176, 674660, 718031, 727120, 823970, 941680, 1017968, 1272460, 1318352, 1349320, 1436062, 1647940, 2544920, 2698640, 2872124, 3295880, 3590155, 5026217, 5089840, 5744248, 6591760, 7180310, 10052434, 11488496, 14360620, 20104868, 25131085, 28721240, 40209736, 50262170, 57442480, 80419472, 100524340, 201048680, 402097360]

約数ペア:

[(1, 402097360), (2, 201048680), (4, 100524340), (5, 80419472), (7, 57442480), (8, 50262170), (10, 40209736), (14, 28721240), (16, 25131085), (20, 20104868), (28, 14360620), (35, 11488496), (40, 10052434), (56, 7180310), (61, 6591760), (70, 5744248), (79, 5089840), (80, 5026217), (112, 3590155), (122, 3295880), (140, 2872124), (149, 2698640), (158, 2544920), (244, 1647940), (280, 1436062), (298, 1349320), (305, 1318352), (316, 1272460), (395, 1017968), (427, 941680), (488, 823970), (553, 727120), (560, 718031), (596, 674660), (610, 659176), (632, 636230), (745, 539728), (790, 508984), (854, 470840), (976, 411985), (1043, 385520), (1106, 363560), (1192, 337330), (1220, 329588), (1264, 318115), (1490, 269864), (1580, 254492), (1708, 235420), (2086, 192760), (2135, 188336), (2212, 181780), (2384, 168665), (2440, 164794), (2765, 145424), (2980, 134932), (3160, 127246), (3416, 117710), (4172, 96380), (4270, 94168), (4424, 90890), (4819, 83440), (4880, 82397), (5215, 77104), (5530, 72712), (5960, 67466), (6320, 63623), (6832, 58855), (8344, 48190), (8540, 47084), (8848, 45445), (9089, 44240), (9638, 41720), (10430, 38552), (11060, 36356), (11771, 34160), (11920, 33733), (16688, 24095), (17080, 23542), (18178, 22120), (19276, 20860)]