72500940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 239984640

約数和(自身を除く): 167483700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 61, 62, 71, 90, 93, 108, 122, 124, 135, 142, 155, 180, 183, 186, 213, 244, 270, 279, 284, 305, 310, 355, 366, 372, 426, 465, 540, 549, 558, 610, 620, 639, 710, 732, 837, 852, 915, 930, 1065, 1098, 1116, 1220, 1278, 1395, 1420, 1647, 1674, 1830, 1860, 1891, 1917, 2130, 2196, 2201, 2556, 2745, 2790, 3195, 3294, 3348, 3660, 3782, 3834, 4185, 4260, 4331, 4402, 5490, 5580, 5673, 6390, 6588, 6603, 7564, 7668, 8235, 8370, 8662, 8804, 9455, 9585, 10980, 11005, 11346, 12780, 12993, 13206, 16470, 16740, 17019, 17324, 18910, 19170, 19809, 21655, 22010, 22692, 25986, 26412, 28365, 32940, 33015, 34038, 37820, 38340, 38979, 39618, 43310, 44020, 51057, 51972, 56730, 59427, 64965, 66030, 68076, 77958, 79236, 85095, 86620, 99045, 102114, 113460, 116937, 118854, 129930, 132060, 134261, 155916, 170190, 194895, 198090, 204228, 233874, 237708, 255285, 259860, 268522, 297135, 340380, 389790, 396180, 402783, 467748, 510570, 537044, 584685, 594270, 671305, 779580, 805566, 1021140, 1169370, 1188540, 1208349, 1342610, 1611132, 2013915, 2338740, 2416698, 2685220, 3625047, 4027830, 4833396, 6041745, 7250094, 8055660, 12083490, 14500188, 18125235, 24166980, 36250470, 72500940]

約数ペア:

[(1, 72500940), (2, 36250470), (3, 24166980), (4, 18125235), (5, 14500188), (6, 12083490), (9, 8055660), (10, 7250094), (12, 6041745), (15, 4833396), (18, 4027830), (20, 3625047), (27, 2685220), (30, 2416698), (31, 2338740), (36, 2013915), (45, 1611132), (54, 1342610), (60, 1208349), (61, 1188540), (62, 1169370), (71, 1021140), (90, 805566), (93, 779580), (108, 671305), (122, 594270), (124, 584685), (135, 537044), (142, 510570), (155, 467748), (180, 402783), (183, 396180), (186, 389790), (213, 340380), (244, 297135), (270, 268522), (279, 259860), (284, 255285), (305, 237708), (310, 233874), (355, 204228), (366, 198090), (372, 194895), (426, 170190), (465, 155916), (540, 134261), (549, 132060), (558, 129930), (610, 118854), (620, 116937), (639, 113460), (710, 102114), (732, 99045), (837, 86620), (852, 85095), (915, 79236), (930, 77958), (1065, 68076), (1098, 66030), (1116, 64965), (1220, 59427), (1278, 56730), (1395, 51972), (1420, 51057), (1647, 44020), (1674, 43310), (1830, 39618), (1860, 38979), (1891, 38340), (1917, 37820), (2130, 34038), (2196, 33015), (2201, 32940), (2556, 28365), (2745, 26412), (2790, 25986), (3195, 22692), (3294, 22010), (3348, 21655), (3660, 19809), (3782, 19170), (3834, 18910), (4185, 17324), (4260, 17019), (4331, 16740), (4402, 16470), (5490, 13206), (5580, 12993), (5673, 12780), (6390, 11346), (6588, 11005), (6603, 10980), (7564, 9585), (7668, 9455), (8235, 8804), (8370, 8662)]