16115040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 216

約数和(自身を含む): 59911488

約数和(自身を除く): 43796448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 144, 152, 155, 160, 171, 180, 186, 190, 228, 240, 248, 279, 285, 288, 304, 310, 342, 360, 361, 372, 380, 456, 465, 480, 496, 558, 570, 589, 608, 620, 684, 720, 722, 744, 760, 855, 912, 930, 992, 1083, 1116, 1140, 1178, 1240, 1368, 1395, 1440, 1444, 1488, 1520, 1710, 1767, 1805, 1824, 1860, 2166, 2232, 2280, 2356, 2480, 2736, 2790, 2888, 2945, 2976, 3040, 3249, 3420, 3534, 3610, 3720, 4332, 4464, 4560, 4712, 4960, 5301, 5415, 5472, 5580, 5776, 5890, 6498, 6840, 7068, 7220, 7440, 8664, 8835, 8928, 9120, 9424, 10602, 10830, 11160, 11191, 11552, 11780, 12996, 13680, 14136, 14440, 14880, 16245, 17328, 17670, 18848, 21204, 21660, 22320, 22382, 23560, 25992, 26505, 27360, 28272, 28880, 32490, 33573, 34656, 35340, 42408, 43320, 44640, 44764, 47120, 51984, 53010, 55955, 56544, 57760, 64980, 67146, 70680, 84816, 86640, 89528, 94240, 100719, 103968, 106020, 111910, 129960, 134292, 141360, 167865, 169632, 173280, 179056, 201438, 212040, 223820, 259920, 268584, 282720, 335730, 358112, 402876, 424080, 447640, 503595, 519840, 537168, 671460, 805752, 848160, 895280, 1007190, 1074336, 1342920, 1611504, 1790560, 2014380, 2685840, 3223008, 4028760, 5371680, 8057520, 16115040]

約数ペア:

[(1, 16115040), (2, 8057520), (3, 5371680), (4, 4028760), (5, 3223008), (6, 2685840), (8, 2014380), (9, 1790560), (10, 1611504), (12, 1342920), (15, 1074336), (16, 1007190), (18, 895280), (19, 848160), (20, 805752), (24, 671460), (30, 537168), (31, 519840), (32, 503595), (36, 447640), (38, 424080), (40, 402876), (45, 358112), (48, 335730), (57, 282720), (60, 268584), (62, 259920), (72, 223820), (76, 212040), (80, 201438), (90, 179056), (93, 173280), (95, 169632), (96, 167865), (114, 141360), (120, 134292), (124, 129960), (144, 111910), (152, 106020), (155, 103968), (160, 100719), (171, 94240), (180, 89528), (186, 86640), (190, 84816), (228, 70680), (240, 67146), (248, 64980), (279, 57760), (285, 56544), (288, 55955), (304, 53010), (310, 51984), (342, 47120), (360, 44764), (361, 44640), (372, 43320), (380, 42408), (456, 35340), (465, 34656), (480, 33573), (496, 32490), (558, 28880), (570, 28272), (589, 27360), (608, 26505), (620, 25992), (684, 23560), (720, 22382), (722, 22320), (744, 21660), (760, 21204), (855, 18848), (912, 17670), (930, 17328), (992, 16245), (1083, 14880), (1116, 14440), (1140, 14136), (1178, 13680), (1240, 12996), (1368, 11780), (1395, 11552), (1440, 11191), (1444, 11160), (1488, 10830), (1520, 10602), (1710, 9424), (1767, 9120), (1805, 8928), (1824, 8835), (1860, 8664), (2166, 7440), (2232, 7220), (2280, 7068), (2356, 6840), (2480, 6498), (2736, 5890), (2790, 5776), (2888, 5580), (2945, 5472), (2976, 5415), (3040, 5301), (3249, 4960), (3420, 4712), (3534, 4560), (3610, 4464), (3720, 4332)]