19009898480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:1067

約数の個数: 160

約数和(自身を含む): 46556067840

約数和(自身を除く): 27546169360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 127, 148, 185, 244, 254, 296, 305, 370, 488, 508, 592, 610, 635, 740, 829, 976, 1016, 1220, 1270, 1480, 1658, 2032, 2257, 2440, 2540, 2960, 3316, 4145, 4514, 4699, 4880, 5080, 6632, 7747, 8290, 9028, 9398, 10160, 11285, 13264, 15494, 16580, 18056, 18796, 22570, 23495, 30673, 30988, 33160, 36112, 37592, 38735, 45140, 46990, 50569, 61346, 61976, 66320, 75184, 77470, 90280, 93980, 101138, 105283, 122692, 123952, 153365, 154940, 180560, 187960, 202276, 210566, 245384, 252845, 286639, 306730, 309880, 375920, 404552, 421132, 490768, 505690, 526415, 573278, 613460, 619760, 809104, 842264, 1011380, 1052830, 1146556, 1226920, 1433195, 1684528, 1871053, 2022760, 2105660, 2293112, 2453840, 2866390, 3742106, 3895471, 4045520, 4211320, 4586224, 5732780, 6422263, 7484212, 7790942, 8422640, 9355265, 11465560, 12844526, 14968424, 15581884, 18710530, 19477355, 22931120, 25689052, 29936848, 31163768, 32111315, 37421060, 38954710, 51378104, 62327536, 64222630, 74842120, 77909420, 102756208, 128445260, 149684240, 155818840, 237623731, 256890520, 311637680, 475247462, 513781040, 950494924, 1188118655, 1900989848, 2376237310, 3801979696, 4752474620, 9504949240, 19009898480]

約数ペア:

[(1, 19009898480), (2, 9504949240), (4, 4752474620), (5, 3801979696), (8, 2376237310), (10, 1900989848), (16, 1188118655), (20, 950494924), (37, 513781040), (40, 475247462), (61, 311637680), (74, 256890520), (80, 237623731), (122, 155818840), (127, 149684240), (148, 128445260), (185, 102756208), (244, 77909420), (254, 74842120), (296, 64222630), (305, 62327536), (370, 51378104), (488, 38954710), (508, 37421060), (592, 32111315), (610, 31163768), (635, 29936848), (740, 25689052), (829, 22931120), (976, 19477355), (1016, 18710530), (1220, 15581884), (1270, 14968424), (1480, 12844526), (1658, 11465560), (2032, 9355265), (2257, 8422640), (2440, 7790942), (2540, 7484212), (2960, 6422263), (3316, 5732780), (4145, 4586224), (4514, 4211320), (4699, 4045520), (4880, 3895471), (5080, 3742106), (6632, 2866390), (7747, 2453840), (8290, 2293112), (9028, 2105660), (9398, 2022760), (10160, 1871053), (11285, 1684528), (13264, 1433195), (15494, 1226920), (16580, 1146556), (18056, 1052830), (18796, 1011380), (22570, 842264), (23495, 809104), (30673, 619760), (30988, 613460), (33160, 573278), (36112, 526415), (37592, 505690), (38735, 490768), (45140, 421132), (46990, 404552), (50569, 375920), (61346, 309880), (61976, 306730), (66320, 286639), (75184, 252845), (77470, 245384), (90280, 210566), (93980, 202276), (101138, 187960), (105283, 180560), (122692, 154940), (123952, 153365)]