405089790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 128

約数和(自身を含む): 1142138880

約数和(自身を除く): 737049090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 101, 105, 142, 202, 210, 213, 269, 303, 355, 426, 497, 505, 538, 606, 707, 710, 807, 994, 1010, 1065, 1345, 1414, 1491, 1515, 1614, 1883, 2121, 2130, 2485, 2690, 2982, 3030, 3535, 3766, 4035, 4242, 4970, 5649, 7070, 7171, 7455, 8070, 9415, 10605, 11298, 14342, 14910, 18830, 19099, 21210, 21513, 27169, 28245, 35855, 38198, 43026, 50197, 54338, 56490, 57297, 71710, 81507, 95495, 100394, 107565, 114594, 133693, 135845, 150591, 163014, 190183, 190990, 215130, 250985, 267386, 271690, 286485, 301182, 380366, 401079, 407535, 501970, 570549, 572970, 668465, 752955, 802158, 815070, 950915, 1141098, 1336930, 1505910, 1901830, 1928999, 2005395, 2852745, 3857998, 4010790, 5705490, 5786997, 9644995, 11573994, 13502993, 19289990, 27005986, 28934985, 40508979, 57869970, 67514965, 81017958, 135029930, 202544895, 405089790]

約数ペア:

[(1, 405089790), (2, 202544895), (3, 135029930), (5, 81017958), (6, 67514965), (7, 57869970), (10, 40508979), (14, 28934985), (15, 27005986), (21, 19289990), (30, 13502993), (35, 11573994), (42, 9644995), (70, 5786997), (71, 5705490), (101, 4010790), (105, 3857998), (142, 2852745), (202, 2005395), (210, 1928999), (213, 1901830), (269, 1505910), (303, 1336930), (355, 1141098), (426, 950915), (497, 815070), (505, 802158), (538, 752955), (606, 668465), (707, 572970), (710, 570549), (807, 501970), (994, 407535), (1010, 401079), (1065, 380366), (1345, 301182), (1414, 286485), (1491, 271690), (1515, 267386), (1614, 250985), (1883, 215130), (2121, 190990), (2130, 190183), (2485, 163014), (2690, 150591), (2982, 135845), (3030, 133693), (3535, 114594), (3766, 107565), (4035, 100394), (4242, 95495), (4970, 81507), (5649, 71710), (7070, 57297), (7171, 56490), (7455, 54338), (8070, 50197), (9415, 43026), (10605, 38198), (11298, 35855), (14342, 28245), (14910, 27169), (18830, 21513), (19099, 21210)]