66480240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 221414400

約数和(自身を除く): 154934160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 61, 76, 80, 95, 114, 120, 122, 152, 183, 190, 228, 239, 240, 244, 285, 304, 305, 366, 380, 456, 478, 488, 570, 610, 717, 732, 760, 912, 915, 956, 976, 1140, 1159, 1195, 1220, 1434, 1464, 1520, 1830, 1912, 2280, 2318, 2390, 2440, 2868, 2928, 3477, 3585, 3660, 3824, 4541, 4560, 4636, 4780, 4880, 5736, 5795, 6954, 7170, 7320, 9082, 9272, 9560, 11472, 11590, 13623, 13908, 14340, 14579, 14640, 17385, 18164, 18544, 19120, 22705, 23180, 27246, 27816, 28680, 29158, 34770, 36328, 43737, 45410, 46360, 54492, 55632, 57360, 58316, 68115, 69540, 72656, 72895, 87474, 90820, 92720, 108984, 116632, 136230, 139080, 145790, 174948, 181640, 217968, 218685, 233264, 272460, 277001, 278160, 291580, 349896, 363280, 437370, 544920, 554002, 583160, 699792, 831003, 874740, 1089840, 1108004, 1166320, 1385005, 1662006, 1749480, 2216008, 2770010, 3324012, 3498960, 4155015, 4432016, 5540020, 6648024, 8310030, 11080040, 13296048, 16620060, 22160080, 33240120, 66480240]

約数ペア:

[(1, 66480240), (2, 33240120), (3, 22160080), (4, 16620060), (5, 13296048), (6, 11080040), (8, 8310030), (10, 6648024), (12, 5540020), (15, 4432016), (16, 4155015), (19, 3498960), (20, 3324012), (24, 2770010), (30, 2216008), (38, 1749480), (40, 1662006), (48, 1385005), (57, 1166320), (60, 1108004), (61, 1089840), (76, 874740), (80, 831003), (95, 699792), (114, 583160), (120, 554002), (122, 544920), (152, 437370), (183, 363280), (190, 349896), (228, 291580), (239, 278160), (240, 277001), (244, 272460), (285, 233264), (304, 218685), (305, 217968), (366, 181640), (380, 174948), (456, 145790), (478, 139080), (488, 136230), (570, 116632), (610, 108984), (717, 92720), (732, 90820), (760, 87474), (912, 72895), (915, 72656), (956, 69540), (976, 68115), (1140, 58316), (1159, 57360), (1195, 55632), (1220, 54492), (1434, 46360), (1464, 45410), (1520, 43737), (1830, 36328), (1912, 34770), (2280, 29158), (2318, 28680), (2390, 27816), (2440, 27246), (2868, 23180), (2928, 22705), (3477, 19120), (3585, 18544), (3660, 18164), (3824, 17385), (4541, 14640), (4560, 14579), (4636, 14340), (4780, 13908), (4880, 13623), (5736, 11590), (5795, 11472), (6954, 9560), (7170, 9272), (7320, 9082)]