65641380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 217183680

約数和(自身を除く): 151542300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 269, 294, 332, 415, 420, 490, 498, 538, 581, 588, 735, 807, 830, 980, 996, 1076, 1162, 1245, 1345, 1470, 1614, 1660, 1743, 1883, 2324, 2490, 2690, 2905, 2940, 3228, 3486, 3766, 4035, 4067, 4980, 5380, 5649, 5810, 6972, 7532, 8070, 8134, 8715, 9415, 11298, 11620, 12201, 13181, 16140, 16268, 17430, 18830, 20335, 22327, 22596, 24402, 26362, 28245, 34860, 37660, 39543, 40670, 44654, 48804, 52724, 56490, 61005, 65905, 66981, 79086, 81340, 89308, 111635, 112980, 122010, 131810, 133962, 156289, 158172, 197715, 223270, 244020, 263620, 267924, 312578, 334905, 395430, 446540, 468867, 625156, 669810, 781445, 790860, 937734, 1094023, 1339620, 1562890, 1875468, 2188046, 2344335, 3125780, 3282069, 4376092, 4688670, 5470115, 6564138, 9377340, 10940230, 13128276, 16410345, 21880460, 32820690, 65641380]

約数ペア:

[(1, 65641380), (2, 32820690), (3, 21880460), (4, 16410345), (5, 13128276), (6, 10940230), (7, 9377340), (10, 6564138), (12, 5470115), (14, 4688670), (15, 4376092), (20, 3282069), (21, 3125780), (28, 2344335), (30, 2188046), (35, 1875468), (42, 1562890), (49, 1339620), (60, 1094023), (70, 937734), (83, 790860), (84, 781445), (98, 669810), (105, 625156), (140, 468867), (147, 446540), (166, 395430), (196, 334905), (210, 312578), (245, 267924), (249, 263620), (269, 244020), (294, 223270), (332, 197715), (415, 158172), (420, 156289), (490, 133962), (498, 131810), (538, 122010), (581, 112980), (588, 111635), (735, 89308), (807, 81340), (830, 79086), (980, 66981), (996, 65905), (1076, 61005), (1162, 56490), (1245, 52724), (1345, 48804), (1470, 44654), (1614, 40670), (1660, 39543), (1743, 37660), (1883, 34860), (2324, 28245), (2490, 26362), (2690, 24402), (2905, 22596), (2940, 22327), (3228, 20335), (3486, 18830), (3766, 17430), (4035, 16268), (4067, 16140), (4980, 13181), (5380, 12201), (5649, 11620), (5810, 11298), (6972, 9415), (7532, 8715), (8070, 8134)]