145613720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 399513600

約数和(自身を除く): 253899880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 101, 133, 140, 152, 190, 202, 266, 271, 280, 380, 404, 505, 532, 542, 665, 707, 760, 808, 1010, 1064, 1084, 1330, 1355, 1414, 1897, 1919, 2020, 2168, 2660, 2710, 2828, 3535, 3794, 3838, 4040, 5149, 5320, 5420, 5656, 7070, 7588, 7676, 9485, 9595, 10298, 10840, 13433, 14140, 15176, 15352, 18970, 19190, 20596, 25745, 26866, 27371, 28280, 36043, 37940, 38380, 41192, 51490, 53732, 54742, 67165, 72086, 75880, 76760, 102980, 107464, 109484, 134330, 136855, 144172, 180215, 191597, 205960, 218968, 268660, 273710, 288344, 360430, 383194, 520049, 537320, 547420, 720860, 766388, 957985, 1040098, 1094840, 1441720, 1532776, 1915970, 2080196, 2600245, 3640343, 3831940, 4160392, 5200490, 7280686, 7663880, 10400980, 14561372, 18201715, 20801960, 29122744, 36403430, 72806860, 145613720]

約数ペア:

[(1, 145613720), (2, 72806860), (4, 36403430), (5, 29122744), (7, 20801960), (8, 18201715), (10, 14561372), (14, 10400980), (19, 7663880), (20, 7280686), (28, 5200490), (35, 4160392), (38, 3831940), (40, 3640343), (56, 2600245), (70, 2080196), (76, 1915970), (95, 1532776), (101, 1441720), (133, 1094840), (140, 1040098), (152, 957985), (190, 766388), (202, 720860), (266, 547420), (271, 537320), (280, 520049), (380, 383194), (404, 360430), (505, 288344), (532, 273710), (542, 268660), (665, 218968), (707, 205960), (760, 191597), (808, 180215), (1010, 144172), (1064, 136855), (1084, 134330), (1330, 109484), (1355, 107464), (1414, 102980), (1897, 76760), (1919, 75880), (2020, 72086), (2168, 67165), (2660, 54742), (2710, 53732), (2828, 51490), (3535, 41192), (3794, 38380), (3838, 37940), (4040, 36043), (5149, 28280), (5320, 27371), (5420, 26866), (5656, 25745), (7070, 20596), (7588, 19190), (7676, 18970), (9485, 15352), (9595, 15176), (10298, 14140), (10840, 13433)]