681401525160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1398263}}^1$

素因数の和:1398439

約数の個数: 128

約数和(自身を含む): 2126256168960

約数和(自身を除く): 1444854643800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 131, 155, 186, 248, 262, 310, 372, 393, 465, 524, 620, 655, 744, 786, 930, 1048, 1240, 1310, 1572, 1860, 1965, 2620, 3144, 3720, 3930, 4061, 5240, 7860, 8122, 12183, 15720, 16244, 20305, 24366, 32488, 40610, 48732, 60915, 81220, 97464, 121830, 162440, 243660, 487320, 1398263, 2796526, 4194789, 5593052, 6991315, 8389578, 11186104, 13982630, 16779156, 20973945, 27965260, 33558312, 41947890, 43346153, 55930520, 83895780, 86692306, 130038459, 167791560, 173384612, 183172453, 216730765, 260076918, 346769224, 366344906, 433461530, 520153836, 549517359, 650192295, 732689812, 866923060, 915862265, 1040307672, 1099034718, 1300384590, 1465379624, 1733846120, 1831724530, 2198069436, 2600769180, 2747586795, 3663449060, 4396138872, 5201538360, 5495173590, 5678346043, 7326898120, 10990347180, 11356692086, 17035038129, 21980694360, 22713384172, 28391730215, 34070076258, 45426768344, 56783460430, 68140152516, 85175190645, 113566920860, 136280305032, 170350381290, 227133841720, 340700762580, 681401525160]

約数ペア:

[(1, 681401525160), (2, 340700762580), (3, 227133841720), (4, 170350381290), (5, 136280305032), (6, 113566920860), (8, 85175190645), (10, 68140152516), (12, 56783460430), (15, 45426768344), (20, 34070076258), (24, 28391730215), (30, 22713384172), (31, 21980694360), (40, 17035038129), (60, 11356692086), (62, 10990347180), (93, 7326898120), (120, 5678346043), (124, 5495173590), (131, 5201538360), (155, 4396138872), (186, 3663449060), (248, 2747586795), (262, 2600769180), (310, 2198069436), (372, 1831724530), (393, 1733846120), (465, 1465379624), (524, 1300384590), (620, 1099034718), (655, 1040307672), (744, 915862265), (786, 866923060), (930, 732689812), (1048, 650192295), (1240, 549517359), (1310, 520153836), (1572, 433461530), (1860, 366344906), (1965, 346769224), (2620, 260076918), (3144, 216730765), (3720, 183172453), (3930, 173384612), (4061, 167791560), (5240, 130038459), (7860, 86692306), (8122, 83895780), (12183, 55930520), (15720, 43346153), (16244, 41947890), (20305, 33558312), (24366, 27965260), (32488, 20973945), (40610, 16779156), (48732, 13982630), (60915, 11186104), (81220, 8389578), (97464, 6991315), (121830, 5593052), (162440, 4194789), (243660, 2796526), (487320, 1398263)]