138718320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:459

約数の個数: 160

約数和(自身を含む): 467595072

約数和(自身を除く): 328876752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 173, 195, 208, 240, 257, 260, 312, 346, 390, 514, 519, 520, 624, 692, 771, 780, 865, 1028, 1038, 1040, 1285, 1384, 1542, 1560, 1730, 2056, 2076, 2249, 2570, 2595, 2768, 3084, 3120, 3341, 3460, 3855, 4112, 4152, 4498, 5140, 5190, 6168, 6682, 6747, 6920, 7710, 8304, 8996, 10023, 10280, 10380, 11245, 12336, 13364, 13494, 13840, 15420, 16705, 17992, 20046, 20560, 20760, 22490, 26728, 26988, 30840, 33410, 33735, 35984, 40092, 41520, 44461, 44980, 50115, 53456, 53976, 61680, 66820, 67470, 80184, 88922, 89960, 100230, 107952, 133383, 133640, 134940, 160368, 177844, 179920, 200460, 222305, 266766, 267280, 269880, 355688, 400920, 444610, 533532, 539760, 577993, 666915, 711376, 801840, 889220, 1067064, 1155986, 1333830, 1733979, 1778440, 2134128, 2311972, 2667660, 2889965, 3467958, 3556880, 4623944, 5335320, 5779930, 6935916, 8669895, 9247888, 10670640, 11559860, 13871832, 17339790, 23119720, 27743664, 34679580, 46239440, 69359160, 138718320]

約数ペア:

[(1, 138718320), (2, 69359160), (3, 46239440), (4, 34679580), (5, 27743664), (6, 23119720), (8, 17339790), (10, 13871832), (12, 11559860), (13, 10670640), (15, 9247888), (16, 8669895), (20, 6935916), (24, 5779930), (26, 5335320), (30, 4623944), (39, 3556880), (40, 3467958), (48, 2889965), (52, 2667660), (60, 2311972), (65, 2134128), (78, 1778440), (80, 1733979), (104, 1333830), (120, 1155986), (130, 1067064), (156, 889220), (173, 801840), (195, 711376), (208, 666915), (240, 577993), (257, 539760), (260, 533532), (312, 444610), (346, 400920), (390, 355688), (514, 269880), (519, 267280), (520, 266766), (624, 222305), (692, 200460), (771, 179920), (780, 177844), (865, 160368), (1028, 134940), (1038, 133640), (1040, 133383), (1285, 107952), (1384, 100230), (1542, 89960), (1560, 88922), (1730, 80184), (2056, 67470), (2076, 66820), (2249, 61680), (2570, 53976), (2595, 53456), (2768, 50115), (3084, 44980), (3120, 44461), (3341, 41520), (3460, 40092), (3855, 35984), (4112, 33735), (4152, 33410), (4498, 30840), (5140, 26988), (5190, 26728), (6168, 22490), (6682, 20760), (6747, 20560), (6920, 20046), (7710, 17992), (8304, 16705), (8996, 15420), (10023, 13840), (10280, 13494), (10380, 13364), (11245, 12336)]