728890380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^2$

素因数の和:437

約数の個数: 144

約数和(自身を含む): 2341204320

約数和(自身を除く): 1612313940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 191, 222, 270, 333, 370, 382, 444, 540, 555, 573, 666, 740, 764, 955, 999, 1110, 1146, 1332, 1665, 1719, 1910, 1998, 2220, 2292, 2865, 3330, 3438, 3820, 3996, 4995, 5157, 5730, 6660, 6876, 7067, 8595, 9990, 10314, 11460, 14134, 17190, 19980, 20628, 21201, 25785, 28268, 34380, 35335, 36481, 42402, 51570, 63603, 70670, 72962, 84804, 103140, 106005, 109443, 127206, 141340, 145924, 182405, 190809, 212010, 218886, 254412, 318015, 328329, 364810, 381618, 424020, 437772, 547215, 636030, 656658, 729620, 763236, 954045, 984987, 1094430, 1272060, 1313316, 1349797, 1641645, 1908090, 1969974, 2188860, 2699594, 3283290, 3816180, 3939948, 4049391, 4924935, 5399188, 6566580, 6748985, 8098782, 9849870, 12148173, 13497970, 16197564, 19699740, 20246955, 24296346, 26995940, 36444519, 40493910, 48592692, 60740865, 72889038, 80987820, 121481730, 145778076, 182222595, 242963460, 364445190, 728890380]

約数ペア:

[(1, 728890380), (2, 364445190), (3, 242963460), (4, 182222595), (5, 145778076), (6, 121481730), (9, 80987820), (10, 72889038), (12, 60740865), (15, 48592692), (18, 40493910), (20, 36444519), (27, 26995940), (30, 24296346), (36, 20246955), (37, 19699740), (45, 16197564), (54, 13497970), (60, 12148173), (74, 9849870), (90, 8098782), (108, 6748985), (111, 6566580), (135, 5399188), (148, 4924935), (180, 4049391), (185, 3939948), (191, 3816180), (222, 3283290), (270, 2699594), (333, 2188860), (370, 1969974), (382, 1908090), (444, 1641645), (540, 1349797), (555, 1313316), (573, 1272060), (666, 1094430), (740, 984987), (764, 954045), (955, 763236), (999, 729620), (1110, 656658), (1146, 636030), (1332, 547215), (1665, 437772), (1719, 424020), (1910, 381618), (1998, 364810), (2220, 328329), (2292, 318015), (2865, 254412), (3330, 218886), (3438, 212010), (3820, 190809), (3996, 182405), (4995, 145924), (5157, 141340), (5730, 127206), (6660, 109443), (6876, 106005), (7067, 103140), (8595, 84804), (9990, 72962), (10314, 70670), (11460, 63603), (14134, 51570), (17190, 42402), (19980, 36481), (20628, 35335), (21201, 34380), (25785, 28268)]