49781520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1254

約数の個数: 160

約数和(自身を含む): 180643200

約数和(自身を除く): 130861680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1213, 1368, 1520, 1710, 2052, 2160, 2280, 2426, 2565, 2736, 3420, 3639, 4104, 4560, 4852, 5130, 6065, 6840, 7278, 8208, 9704, 10260, 10917, 12130, 13680, 14556, 18195, 19408, 20520, 21834, 23047, 24260, 29112, 32751, 36390, 41040, 43668, 46094, 48520, 54585, 58224, 65502, 69141, 72780, 87336, 92188, 97040, 109170, 115235, 131004, 138282, 145560, 163755, 174672, 184376, 207423, 218340, 230470, 262008, 276564, 291120, 327510, 345705, 368752, 414846, 436680, 460940, 524016, 553128, 622269, 655020, 691410, 829692, 873360, 921880, 1037115, 1106256, 1244538, 1310040, 1382820, 1659384, 1843760, 2074230, 2489076, 2620080, 2765640, 3111345, 3318768, 4148460, 4978152, 5531280, 6222690, 8296920, 9956304, 12445380, 16593840, 24890760, 49781520]

約数ペア:

[(1, 49781520), (2, 24890760), (3, 16593840), (4, 12445380), (5, 9956304), (6, 8296920), (8, 6222690), (9, 5531280), (10, 4978152), (12, 4148460), (15, 3318768), (16, 3111345), (18, 2765640), (19, 2620080), (20, 2489076), (24, 2074230), (27, 1843760), (30, 1659384), (36, 1382820), (38, 1310040), (40, 1244538), (45, 1106256), (48, 1037115), (54, 921880), (57, 873360), (60, 829692), (72, 691410), (76, 655020), (80, 622269), (90, 553128), (95, 524016), (108, 460940), (114, 436680), (120, 414846), (135, 368752), (144, 345705), (152, 327510), (171, 291120), (180, 276564), (190, 262008), (216, 230470), (228, 218340), (240, 207423), (270, 184376), (285, 174672), (304, 163755), (342, 145560), (360, 138282), (380, 131004), (432, 115235), (456, 109170), (513, 97040), (540, 92188), (570, 87336), (684, 72780), (720, 69141), (760, 65502), (855, 58224), (912, 54585), (1026, 48520), (1080, 46094), (1140, 43668), (1213, 41040), (1368, 36390), (1520, 32751), (1710, 29112), (2052, 24260), (2160, 23047), (2280, 21834), (2426, 20520), (2565, 19408), (2736, 18195), (3420, 14556), (3639, 13680), (4104, 12130), (4560, 10917), (4852, 10260), (5130, 9704), (6065, 8208), (6840, 7278)]