278993405340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{119227951}}^1$

素因数の和:119227979

約数の個数: 72

約数和(自身を含む): 911378465088

約数和(自身を除く): 632385059748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 119227951, 238455902, 357683853, 476911804, 596139755, 715367706, 1073051559, 1192279510, 1430735412, 1549963363, 1788419265, 2146103118, 2384559020, 3099926726, 3576838530, 4292206236, 4649890089, 5365257795, 6199853452, 7153677060, 7749816815, 9299780178, 10730515590, 13949670267, 15499633630, 18599560356, 21461031180, 23249450445, 27899340534, 30999267260, 46498900890, 55798681068, 69748351335, 92997801780, 139496702670, 278993405340]

約数ペア:

[(1, 278993405340), (2, 139496702670), (3, 92997801780), (4, 69748351335), (5, 55798681068), (6, 46498900890), (9, 30999267260), (10, 27899340534), (12, 23249450445), (13, 21461031180), (15, 18599560356), (18, 15499633630), (20, 13949670267), (26, 10730515590), (30, 9299780178), (36, 7749816815), (39, 7153677060), (45, 6199853452), (52, 5365257795), (60, 4649890089), (65, 4292206236), (78, 3576838530), (90, 3099926726), (117, 2384559020), (130, 2146103118), (156, 1788419265), (180, 1549963363), (195, 1430735412), (234, 1192279510), (260, 1073051559), (390, 715367706), (468, 596139755), (585, 476911804), (780, 357683853), (1170, 238455902), (2340, 119227951)]