128185020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1084

約数の個数: 144

約数和(自身を含む): 420769440

約数和(自身を除く): 292584420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1013, 1110, 1140, 1332, 1406, 1665, 1710, 2026, 2109, 2220, 2812, 3039, 3330, 3420, 3515, 4052, 4218, 5065, 6078, 6327, 6660, 7030, 8436, 9117, 10130, 10545, 12156, 12654, 14060, 15195, 18234, 19247, 20260, 21090, 25308, 30390, 31635, 36468, 37481, 38494, 42180, 45585, 57741, 60780, 63270, 74962, 76988, 91170, 96235, 112443, 115482, 126540, 149924, 173223, 182340, 187405, 192470, 224886, 230964, 288705, 337329, 346446, 374810, 384940, 449772, 562215, 577410, 674658, 692892, 712139, 749620, 866115, 1124430, 1154820, 1349316, 1424278, 1686645, 1732230, 2136417, 2248860, 2848556, 3373290, 3464460, 3560695, 4272834, 6409251, 6746580, 7121390, 8545668, 10682085, 12818502, 14242780, 21364170, 25637004, 32046255, 42728340, 64092510, 128185020]

約数ペア:

[(1, 128185020), (2, 64092510), (3, 42728340), (4, 32046255), (5, 25637004), (6, 21364170), (9, 14242780), (10, 12818502), (12, 10682085), (15, 8545668), (18, 7121390), (19, 6746580), (20, 6409251), (30, 4272834), (36, 3560695), (37, 3464460), (38, 3373290), (45, 2848556), (57, 2248860), (60, 2136417), (74, 1732230), (76, 1686645), (90, 1424278), (95, 1349316), (111, 1154820), (114, 1124430), (148, 866115), (171, 749620), (180, 712139), (185, 692892), (190, 674658), (222, 577410), (228, 562215), (285, 449772), (333, 384940), (342, 374810), (370, 346446), (380, 337329), (444, 288705), (555, 230964), (570, 224886), (666, 192470), (684, 187405), (703, 182340), (740, 173223), (855, 149924), (1013, 126540), (1110, 115482), (1140, 112443), (1332, 96235), (1406, 91170), (1665, 76988), (1710, 74962), (2026, 63270), (2109, 60780), (2220, 57741), (2812, 45585), (3039, 42180), (3330, 38494), (3420, 37481), (3515, 36468), (4052, 31635), (4218, 30390), (5065, 25308), (6078, 21090), (6327, 20260), (6660, 19247), (7030, 18234), (8436, 15195), (9117, 14060), (10130, 12654), (10545, 12156)]