28502280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:505

約数の個数: 160

約数和(自身を含む): 101059200

約数和(自身を除く): 72556920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 463, 513, 540, 570, 648, 684, 760, 810, 855, 926, 1026, 1080, 1140, 1368, 1389, 1539, 1620, 1710, 1852, 2052, 2280, 2315, 2565, 2778, 3078, 3240, 3420, 3704, 4104, 4167, 4630, 5130, 5556, 6156, 6840, 6945, 7695, 8334, 8797, 9260, 10260, 11112, 12312, 12501, 13890, 15390, 16668, 17594, 18520, 20520, 20835, 25002, 26391, 27780, 30780, 33336, 35188, 37503, 41670, 43985, 50004, 52782, 55560, 61560, 62505, 70376, 75006, 79173, 83340, 87970, 100008, 105564, 125010, 131955, 150012, 158346, 166680, 175940, 187515, 211128, 237519, 250020, 263910, 300024, 316692, 351880, 375030, 395865, 475038, 500040, 527820, 633384, 712557, 750060, 791730, 950076, 1055640, 1187595, 1425114, 1500120, 1583460, 1900152, 2375190, 2850228, 3166920, 3562785, 4750380, 5700456, 7125570, 9500760, 14251140, 28502280]

約数ペア:

[(1, 28502280), (2, 14251140), (3, 9500760), (4, 7125570), (5, 5700456), (6, 4750380), (8, 3562785), (9, 3166920), (10, 2850228), (12, 2375190), (15, 1900152), (18, 1583460), (19, 1500120), (20, 1425114), (24, 1187595), (27, 1055640), (30, 950076), (36, 791730), (38, 750060), (40, 712557), (45, 633384), (54, 527820), (57, 500040), (60, 475038), (72, 395865), (76, 375030), (81, 351880), (90, 316692), (95, 300024), (108, 263910), (114, 250020), (120, 237519), (135, 211128), (152, 187515), (162, 175940), (171, 166680), (180, 158346), (190, 150012), (216, 131955), (228, 125010), (270, 105564), (285, 100008), (324, 87970), (342, 83340), (360, 79173), (380, 75006), (405, 70376), (456, 62505), (463, 61560), (513, 55560), (540, 52782), (570, 50004), (648, 43985), (684, 41670), (760, 37503), (810, 35188), (855, 33336), (926, 30780), (1026, 27780), (1080, 26391), (1140, 25002), (1368, 20835), (1389, 20520), (1539, 18520), (1620, 17594), (1710, 16668), (1852, 15390), (2052, 13890), (2280, 12501), (2315, 12312), (2565, 11112), (2778, 10260), (3078, 9260), (3240, 8797), (3420, 8334), (3704, 7695), (4104, 6945), (4167, 6840), (4630, 6156), (5130, 5556)]