1693981980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{303581}}^1$

素因数の和:303627

約数の個数: 72

約数和(自身を含む): 5304184704

約数和(自身を除く): 3610202724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 303581, 607162, 910743, 1214324, 1517905, 1821486, 2732229, 3035810, 3642972, 4553715, 5464458, 6071620, 9107430, 9411011, 10928916, 13661145, 18214860, 18822022, 27322290, 28233033, 37644044, 47055055, 54644580, 56466066, 84699099, 94110110, 112932132, 141165165, 169398198, 188220220, 282330330, 338796396, 423495495, 564660660, 846990990, 1693981980]

約数ペア:

[(1, 1693981980), (2, 846990990), (3, 564660660), (4, 423495495), (5, 338796396), (6, 282330330), (9, 188220220), (10, 169398198), (12, 141165165), (15, 112932132), (18, 94110110), (20, 84699099), (30, 56466066), (31, 54644580), (36, 47055055), (45, 37644044), (60, 28233033), (62, 27322290), (90, 18822022), (93, 18214860), (124, 13661145), (155, 10928916), (180, 9411011), (186, 9107430), (279, 6071620), (310, 5464458), (372, 4553715), (465, 3642972), (558, 3035810), (620, 2732229), (930, 1821486), (1116, 1517905), (1395, 1214324), (1860, 910743), (2790, 607162), (5580, 303581)]